Time

SO₂

Monitoring value

Forecasted value

Residual error

Relative error (%)

2016.08

86.53

61.0388

−18.88676

18.43

2016.10

100.61

121.1906

14.10033

17.24

2016.12

189.53

139.7011

17.14607

7.79

2017.02

237.36

185.6357

10.16509

21.79